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, <br /> COLORADO BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of-0.7 indicates that for October the SURFACE WATER SUPPLY INDEX <br /> basin water supplies were slightly below normal. Precipitation s - Gt.rrw Myer wrn <br /> for the month was 117% of normal. Flow at the gaging .- <br /> station, Colorado River near Dotsero, averaged 1122 cfs as 3- .,_, <br /> compared to the 1961-1991 October average of 1310 cfs. <br /> Basinwide reservoir storage was 98%of average on November 1- <br /> 1. Dillon Reservoir,Green Mountain Reservoir,Williams Fork <br /> Reservoir, and Ruedi Reservoir have near normal storage ; : r 4. , <br /> levels. _,_ <br /> Outlook: a 0 r <br /> Stream flows should be near normal for the winter -' <br /> months. Water supplies in the Colorado and Roaring Fork -• . <br /> JAlN7 J40te3 JANM JMiS Jura JA147 JAN= JAMB! JAW° J0►4M1 <br /> Rivers will be more than adequate to meet demands for the IpIT,/T6Jt <br /> remainder of the year. Base flows in smaller side tributaries <br /> have been enhanced by above average precipitation and <br /> should remain close to average throughout the fall and winter. <br /> Administrative/Management Concerns: COLORADO RIVER NEAR DOTSERO <br /> The Grand Valley Canal call at Cameo of 119 cfs (04- „ <br /> 26-1914) was initiated September 30 and removed for the so-,- <br /> winter on October 25. the Shoshone Hydroelectric Power 7. <br /> Plant was shut down for maintenance until October 11 at / // <br /> which time it initiated a call of 1250 cfs (01-07-1902). 1 °Q <br /> bso <br /> Public Use Impacts: i 1 .. / <br /> Most of the reservoirs, except Rifle Gap and Granby, 1 v „ <br /> have remained high during the summer and have provided <br /> excellent recreational opportunities. The rafters and kayakers <br /> have had a good season with the near average flows. The U.S. '° j <br /> Fish and Wildlife Service in coordination with the Bureau of <br /> ,WI-1!/°OCTOER MIRAGE 0CTC IC 1„1 <br /> Reclamation and the Colorado Water Conservation Board <br /> began releasing from Ruedi Reservoir on August 13 to <br /> supplement flows in the Grand Valley reach of the Colorado <br /> River to improve conditions for endangered fish during <br /> low-flow periods. A total allocation of 20,000 acre-feet for <br /> this purpose is expected to be used up by early December. Colorado River Basin Reservoir Supp i i es <br /> ,20 <br /> 1032\ 7//,, ,, <br /> t1 741-,,,////- <br /> d. m..,.//. \ /\ <br /> - .0/-\\ <br /> an <br /> /\ <br /> s° /\ <br /> Grown mount.to IL.dr lit rl lams Fort <br /> ® Avg. 1Or 37 Canton. ® 10131111 G..K..t. <br /> 7 <br />